The term Voice over IP (VoIP) does not refer to a single service but encompasses an entire collection of services that can fill the phone service needs of many different residential and business ...

VoIP (Voice over Internet Protocol) is a system for transmitting voice calls over the internet. IP phones use an internet connection rather than phone lines for transmission, but otherwise work the ...

A cheap, Internet-based alternative to traditional telephone service is facing a sudden regulatory backlash that could slow adoption of the fast-growing technology, raise prices and put financially ...

Global Crossing last week announced a series of VoIP offerings for business users that range from simple transport to fully managed VoIP over the carrier’s IP VPN services. Global Crossing last week ...

Over the past few years, a significant penetration of Voice over IP (VoIP) systems has occurred in both enterprise and residential markets. VoIP enables the convergence of data and voice networks into ...

On our sister site TechRepublic's 10 things blog, technology consultant and author Debra Littlejohn Shinder lists, 10 things (no surprise there) you should know about VoIP over wireless. So why should ...

Unlike residential VoIP, enterprise VoIP is not simply about making cheap international calls over the Internet. Instead, it aims to replace the proprietary PBX phone systems and dedicated voice ...

We recently received a reader's question asking why VoIP quality was different when going over the Internet vs. going over a corporate IP connection. So today, we'd like to review a few basics about ...

As shown in Exhibit 1, the Yankee Group’s 2004 Enterprise Communications Spending (ECS) Survey found 93 percent of government and 88 percent of education respondents currently use IP VPNs. However, 82 ...

Marguerite Reardon started as a CNET News reporter in 2004, covering cellphone services, broadband, citywide Wi-Fi, the Net neutrality debate and the consolidation of the phone companies. As Internet ...

The most reliable internet protocol (IP) desk phone is Polycom VVX because its hardware is crafted to an extremely high standard, and its user base appears to be consistently satisfied with its ...

*Editor's Note: This is the sixth of 10 installments of our 5 Hot-Button Issues series, in which we spotlight five things solution providers should keep an eye on over the coming year in various IT ...